OT-2026-000075598
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075598) never changes.
Identity and time
| Publication number | OT-2026-000075598 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-738c-ba07-a2c052cd818a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075598 |
| Status | PUBLIC |
Content hashes
| Canonical text | be647da0b1fea922c33764b982429574042f34e2a672afb912cd5066025ec802 |
|---|---|
| Markdown | c21b239fd51aeee0f07017e2203b23da688337232fa849f7243294cc961e409f |
| Publication page | 74496ee9c3a2eaa8a688536667ccf301e28682821a879ee20587b17e45b81e07 |
| Manifest | bc9949180906be28e16a71f7246626c34639bb064bf408bb32e71b574574e417 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 7tQwAf7dKs18vl8CZ4d6jJjocIQjXhFI0ct56bbz76rk/TxmWN1fhMPPtpfy6wGXp5G7oaRQPWJ13z0QX3pbCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:13:15.541440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075598observed 74496ee9c3a2eaa8a688536667ccf301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:15.522849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075598/manifest.jsonobserved bc9949180906be28e16a71f7246626c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:15.500979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075598/publication.mdobserved c21b239fd51aeee0f07017e2203b23da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:15.479877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075598/publication.txtobserved be647da0b1fea922c33764b982429574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|